* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


body {
    font-family: Arial, sans-serif;

    background: #111111;

    color: white;

    overflow: hidden;
}


.desktop {
    width: 100vw;
    height: 100vh;

    background: #111111;
}


/* -------------------------
   Top Bar
------------------------- */

.top-bar {
    height: 45px;

    display: flex;

    align-items: center;

    justify-content: space-between;

    padding: 0 20px;

    background: #181818;

    border-bottom: 1px solid #2a2a2a;
}


.os-name {
    font-size: 16px;

    font-weight: bold;
}


.system-info {
    display: flex;

    gap: 18px;

    font-size: 13px;

    color: #bbbbbb;
}


/* -------------------------
   Workspace
------------------------- */

.workspace {
    height: calc(100vh - 95px);

    position: relative;
}


/* -------------------------
   Welcome
------------------------- */

.welcome {
    position: absolute;

    top: 35%;
    left: 50%;

    transform: translate(-50%, -50%);

    text-align: center;
}


.welcome h1 {
    font-size: 42px;

    margin-bottom: 10px;
}


.welcome p {
    color: #999999;
}


/* -------------------------
   Desktop Icons
------------------------- */

.desktop-icons {
    position: absolute;

    top: 30px;
    left: 25px;

    display: flex;

    flex-direction: column;

    gap: 25px;
}


.desktop-icon {
    width: 70px;

    text-align: center;

    cursor: pointer;

    user-select: none;
}


.desktop-icon:hover {
    opacity: 0.7;
}


.icon {
    font-size: 30px;

    margin-bottom: 6px;
}


.desktop-icon span {
    font-size: 13px;

    color: #dddddd;
}


/* -------------------------
   App Windows
------------------------- */

.app-window {
    display: none;

    position: absolute;

    top: 20%;
    left: 50%;

    transform: translateX(-50%);

    width: 450px;

    background: #202020;

    border: 1px solid #3a3a3a;

    border-radius: 8px;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);

    z-index: 10;
}


/* Window Header */

.window-header {
    height: 40px;

    display: flex;

    align-items: center;

    justify-content: space-between;

    padding: 0 12px;

    background: #292929;

    border-bottom: 1px solid #3a3a3a;
}


.window-header button {
    border: none;

    background: transparent;

    color: white;

    font-size: 20px;

    cursor: pointer;
}


.window-header button:hover {
    color: #bbbbbb;
}


/* Window Content */

.window-content {
    padding: 25px;
}


.window-content h2 {
    margin-bottom: 10px;
}


.window-content p {
    color: #aaaaaa;

    margin-top: 8px;
}


/* -------------------------
   Notes
------------------------- */

#notes-text {
    width: 100%;

    height: 180px;

    margin-top: 15px;

    padding: 10px;

    background: #151515;

    color: white;

    border: 1px solid #3a3a3a;

    border-radius: 5px;

    resize: none;

    font-family: Arial, sans-serif;

    font-size: 14px;
}


#notes-text:focus {
    outline: none;

    border-color: #555555;
}


/* -------------------------
   Taskbar
------------------------- */

.taskbar {
    position: fixed;

    bottom: 0;
    left: 0;

    width: 100%;

    height: 50px;

    display: flex;

    align-items: center;

    padding: 0 15px;

    background: #181818;

    border-top: 1px solid #2a2a2a;
}


/* Start Button */

.start-button {
    width: 38px;

    height: 38px;

    border: none;

    border-radius: 8px;

    background: #333333;

    color: white;

    cursor: pointer;

    font-size: 18px;
}


.start-button:hover {
    background: #3a3a3a;
}


/* Taskbar Apps */

.taskbar-apps {
    display: flex;

    gap: 8px;

    margin-left: 12px;
}


.taskbar-apps button {
    width: 38px;

    height: 38px;

    border: none;

    border-radius: 8px;

    background: #292929;

    color: white;

    cursor: pointer;

    font-size: 17px;
}


.taskbar-apps button:hover {
    background: #3a3a3a;
}

/* -------------------------
   Start Menu
------------------------- */

.start-container {
    position: relative;
}


.start-menu {
    display: none;

    position: absolute;

    bottom: 48px;
    left: 0;

    width: 220px;

    padding: 10px;

    background: #202020;

    border: 1px solid #3a3a3a;

    border-radius: 8px;

    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}


.start-title {
    padding: 10px;

    font-weight: bold;

    border-bottom: 1px solid #333333;

    margin-bottom: 6px;
}


.start-menu button {
    width: 100%;

    padding: 10px;

    border: none;

    background: transparent;

    color: white;

    text-align: left;

    border-radius: 5px;

    cursor: pointer;

    font-size: 14px;
}


.start-menu button:hover {
    background: #333333;
}


.menu-divider {
    height: 1px;

    background: #333333;

    margin: 6px 0;
}


.about-text {
    padding: 8px 10px;

    color: #888888;

    font-size: 12px;
}

.window-header {
    cursor: move;
}

.window-header button {
    cursor: pointer;
}